POWER OF ATTORNEY

	Know all by these presents, that the undersigned
hereby constitutes and appoints each of Christine M. Marx and Reece B.
Alford, signing singly, the undersigned's true and lawful attorney-in-fact
to:

	   1.	execute for and on behalf of the undersigned, in the
undersigned's capacity as an officer and/or director of The St. Joe Company
(the "Company"), Forms 3, 4, and 5 in accordance with Section 16(a) of the
Securities Exchange Act of 1934 and the rules thereunder, and any other
forms or reports the undersigned may be required to file in connection with
the undersigned's ownership, acquisition, or disposition of securities of
the Company;

	   2.	do and perform any and all acts for and on behalf
of the undersigned which may be necessary or desirable to complete and
execute any such Form 3, 4, or 5, or other form or report, and timely file
such form or report with the United States Securities and Exchange
Commission and any stock exchange or similar authority; and


3.	take any other action of any type whatsoever in connection with the
foregoing which, in the opinion of such attorney-in-fact, may be of benefit
to, in the best interest of, or legally required by, the undersigned, it
being understood that the documents executed by such attorney-in-fact on
behalf of the undersigned pursuant to this Power of Attorney shall be in
such form and shall contain such terms and conditions as such
attorney-in-fact may approve in such attorney-in-fact's discretion.


The undersigned hereby grants to each such attorney-in-fact full power and
authority to do and perform any and every act and thing whatsoever
requisite, necessary, or proper to be done in the exercise of any of the
rights and powers herein granted, as fully to all intents and purposes as
the undersigned might or could do if personally present, with full power of
substitution or revocation, hereby ratifying and confirming all that such
attorney-in-fact, or such attorney-in-fact's substitute or substitutes,
shall lawfully do or cause to be done by the virtue of this power of
attorney and the rights and powers herein granted.  The undersigned
acknowledges that the foregoing attorneys-in-fact, in serving in such
capacity at the request of the undersigned, are not assuming, nor is the
Company assuming, any of the undersigned's responsibilities to comply with
Section 16 of the Securities Exchange Act of 1934.

		This Power of
Attorney shall remain in full force and effect until the undersigned is no
longer required to file Forms 3, 4, and 5 with respect to the undersigned's
holdings of and transactions in securities issued by the Company, unless
earlier revoked by the undersigned in a signed writing delivered to the
foregoing attorneys-in-fact.

		 IN WITNESS WHEREOF, the undersigned
has caused this Power of Attorney to be executed as of this 18th day of
February, 2005.

					   /s/ Robert M. Rhodes
						Signature


					   Robert M. Rhodes
						   Print Name